<template>
  <div class="cart">
    <h4>全部商品</h4>
    <div class="cart-main">
      <div class="cart-th">
        <div class="cart-th1">全部</div>
        <div class="cart-th2">商品</div>
        <div class="cart-th3">单价（元）</div>
        <div class="cart-th4">数量</div>
        <div class="cart-th5">小计（元）</div>
        <div class="cart-th6">操作</div>
      </div>
      <div class="cart-body"
           v-for="(shopCart, index) in shopCartList"
           :key="index">
        <ul class="cart-list"
            v-for="cartInfo in shopCart.cartInfoList"
            :key="cartInfo.id">
          <li class="cart-list-con1">
            <input type="checkbox"
                   name="chk_list"
                   :checked="cartInfo.isChecked"
                   @click="isCheckedOne(cartInfo)" />
          </li>
          <li class="cart-list-con2">
            <img :src="cartInfo.imgUrl" />
            <div class="item-msg">
              {{ cartInfo.skuName }}
            </div>
          </li>
          <li class="cart-list-con3">
            <div class="item-txt">语音升级款</div>
          </li>
          <li class="cart-list-con4">
            <span class="price">{{ cartInfo.cartPrice }}</span>
          </li>
          <li class="cart-list-con5">
            <a href="javascript:void(0)"
               class="mins"
               @click="changeNum(cartInfo, -1)">-</a>
            <input autocomplete="off"
                   type="text"
                   value="1"
                   minnum="1"
                   class="itxt"
                   v-model="cartInfo.skuNum"
                   @change="
                changeNum(cartInfo, $event.target.value * 1 - cartInfo.skuNum)
              " />
            <a href="javascript:void(0)"
               class="plus"
               @click="changeNum(cartInfo, 1)">+</a>
          </li>
          <li class="cart-list-con6">
            <span class="sum">{{ cartInfo.skuNum * cartInfo.cartPrice }}</span>
          </li>
          <li class="cart-list-con7">
            <a href="javascript:;"
               class="sindelet"
               @click="deleteOne(cartInfo)">删除</a>
            <br />
            <a href="javascript:;">移到收藏</a>
          </li>
        </ul>
      </div>
    </div>
    <div class="cart-tool">
      <div class="select-all">
        <input class="chooseAll"
               type="checkbox"
               v-model="isCheckedAll" />
        <span>全选</span>
      </div>
      <div class="option">
        <a href="javascript:;"
           @click="deleteAll">删除选中的商品</a>
        <a href="javascript:;">移到我的关注</a>
        <a href="javascript:;">清除下柜商品</a>A
      </div>
      <div class="money-box">
        <div class="chosed">
          已选择 <span>{{ isCheckedNum }}</span>件商品
        </div>
        <div class="sumprice">
          <em>总价（不含运费） ：</em>
          <i class="summoney">{{ isCheckedPrice }}</i>
        </div>
        <div class="sumbtn">
          <!-- <a class="sum-btn" href="javascript">结算</a> -->
          <router-link to="/trade">结算</router-link>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { mapGetters, mapState } from "vuex";
export default {
  name: "ShopCart",
  mounted () {
    this.getShopCartList();
  },
  methods: {
    getShopCartList () {
      this.$store.dispatch("getShopCartLists");
    },
    //input加减
    async changeNum (cartInfo, disNum) {
      if (cartInfo.skuNum + disNum < 1) {
        disNum = 1 - cartInfo.skuNum;
      }
      try {
        await this.$store.dispatch("getChangeShopCartNum", {
          skuId: cartInfo.skuId,
          skuNum: disNum,
        });
        this.getShopCartList();
      } catch (error) {
        alert("修改失败");
      }
    },
    //点击修改单个状态
    async isCheckedOne (cartInfo) {
      try {
        await this.$store.dispatch("getIsCheckedOne", {
          skuId: cartInfo.skuId,
          isChecked: cartInfo.isChecked ? 0 : 1,
        });
        this.getShopCartList();
      } catch (error) {
        alert("请求失败");
      }
    },
    //删除单个
    async deleteOne (cartInfo) {
      try {
        await this.$store.dispatch("getDeleteOne", cartInfo.skuId);
        this.getShopCartList();
      } catch (error) {
        alert("删除失败");
      }
    },
    //删除多个
    async deleteAll () {
      let skuIds = [];
      this.shopCartList.forEach((item) => {
        item.cartInfoList.forEach((item1) => {
          if (item1.isChecked) {
            skuIds.push(item1.skuId);
          }
        });
      });
      try {
        await this.$store.dispatch("getDeleteAll", skuIds);
        this.getShopCartList();
      } catch (error) {
        alert("请求失败");
      }
    },
  },
  computed: {
    ...mapState({
      shopCartList: (state) => state.addCart.shopCartList,
    }),
    ...mapGetters(["isCheckedNum", "isCheckedPrice"]),
    isCheckedAll: {
      get () {
        return (
          this.shopCartList.every((item) => {
            return item.cartInfoList.every((item1) => item1.isChecked === 1);
          }) && this.shopCartList.length > 0
        );
      },
      async set (val) {
        let isChecked = val ? 1 : 0;
        let skuIds = [];
        this.shopCartList.forEach((item) => {
          item.cartInfoList.forEach((item1) => {
            if (item1.isChecked !== isChecked) {
              skuIds.push(item1.skuId);
            }
          });
        });
        try {
          await this.$store.dispatch("getIsCheckedAll", {
            isChecked: isChecked,
            skuIds: skuIds,
          });
          this.getShopCartList();
        } catch (error) {
          alert(error.message);
        }
      },
    },
  },
};
</script>

<style lang="less" scoped>
.cart {
  width: 1200px;
  margin: 0 auto;

  h4 {
    margin: 9px 0;
    font-size: 14px;
    line-height: 21px;
  }

  .cart-main {
    .cart-th {
      background: #f5f5f5;
      border: 1px solid #ddd;
      padding: 10px;
      overflow: hidden;

      & > div {
        float: left;
      }

      .cart-th1 {
        width: 25%;

        input {
          vertical-align: middle;
        }

        span {
          vertical-align: middle;
        }
      }

      .cart-th2 {
        width: 25%;
      }

      .cart-th3,
      .cart-th4,
      .cart-th5,
      .cart-th6 {
        width: 12.5%;
      }
    }

    .cart-body {
      margin: 15px 0;
      border: 1px solid #ddd;

      .cart-list {
        padding: 10px;
        border-bottom: 1px solid #ddd;
        overflow: hidden;

        & > li {
          float: left;
        }

        .cart-list-con1 {
          width: 4.1667%;
        }

        .cart-list-con2 {
          width: 25%;

          img {
            width: 82px;
            height: 82px;
            float: left;
          }

          .item-msg {
            float: left;
            width: 150px;
            margin: 0 10px;
            line-height: 18px;
          }
        }

        .cart-list-con3 {
          width: 20.8333%;

          .item-txt {
            text-align: center;
          }
        }

        .cart-list-con4 {
          width: 12.5%;
        }

        .cart-list-con5 {
          width: 12.5%;

          .mins {
            border: 1px solid #ddd;
            border-right: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }

          input {
            border: 1px solid #ddd;
            width: 40px;
            height: 33px;
            float: left;
            text-align: center;
            font-size: 14px;
          }

          .plus {
            border: 1px solid #ddd;
            border-left: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }
        }

        .cart-list-con6 {
          width: 12.5%;

          .sum {
            font-size: 16px;
          }
        }

        .cart-list-con7 {
          width: 12.5%;

          a {
            color: #666;
          }
        }
      }
    }
  }

  .cart-tool {
    overflow: hidden;
    border: 1px solid #ddd;

    .select-all {
      padding: 10px;
      overflow: hidden;
      float: left;

      span {
        vertical-align: middle;
      }

      input {
        vertical-align: middle;
      }
    }

    .option {
      padding: 10px;
      overflow: hidden;
      float: left;

      a {
        float: left;
        padding: 0 10px;
        color: #666;
      }
    }

    .money-box {
      float: right;

      .chosed {
        line-height: 26px;
        float: left;
        padding: 0 10px;
      }

      .sumprice {
        width: 200px;
        line-height: 22px;
        float: left;
        padding: 0 10px;

        .summoney {
          color: #c81623;
          font-size: 16px;
        }
      }

      .sumbtn {
        float: right;

        a {
          display: block;
          position: relative;
          width: 96px;
          height: 52px;
          line-height: 52px;
          color: #fff;
          text-align: center;
          font-size: 18px;
          font-family: "Microsoft YaHei";
          background: #e1251b;
          overflow: hidden;
        }
      }
    }
  }
}
</style>